Dahlgren, Virginia
E560129
Dahlgren, Virginia is a small community in King George County best known for hosting the U.S. Naval Surface Warfare Center and related military and research facilities.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Dahlgren, Virginia canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T5853027 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dahlgren, Virginia Context triple: [King George County, Virginia, containsCommunity, Dahlgren, Virginia]
-
A.
Onancock, Virginia
Onancock, Virginia is a small historic town on Virginia’s Eastern Shore known for its waterfront on Onancock Creek, arts community, and role as a regional hub for Chesapeake Bay boating and ferries.
-
B.
Pembroke, Virginia
Pembroke, Virginia is a small town in the New River Valley region of southwestern Virginia, known for its proximity to the Appalachian Mountains and outdoor recreation areas.
-
C.
Falmouth, Virginia
Falmouth, Virginia is an unincorporated community and historic area located across the Rappahannock River from Fredericksburg in northeastern Virginia.
-
D.
Fort Monroe, Virginia
Fort Monroe, Virginia is a historic coastal military installation at the mouth of the Chesapeake Bay that long served as a key U.S. Army post and defensive stronghold.
-
E.
Tidewater Virginia
Tidewater Virginia is a coastal region of southeastern Virginia characterized by its low-lying terrain, tidal rivers, and early colonial settlements.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Dahlgren, Virginia Target entity description: Dahlgren, Virginia is a small community in King George County best known for hosting the U.S. Naval Surface Warfare Center and related military and research facilities.
-
A.
Onancock, Virginia
Onancock, Virginia is a small historic town on Virginia’s Eastern Shore known for its waterfront on Onancock Creek, arts community, and role as a regional hub for Chesapeake Bay boating and ferries.
-
B.
Pembroke, Virginia
Pembroke, Virginia is a small town in the New River Valley region of southwestern Virginia, known for its proximity to the Appalachian Mountains and outdoor recreation areas.
-
C.
Falmouth, Virginia
Falmouth, Virginia is an unincorporated community and historic area located across the Rappahannock River from Fredericksburg in northeastern Virginia.
-
D.
Fort Monroe, Virginia
Fort Monroe, Virginia is a historic coastal military installation at the mouth of the Chesapeake Bay that long served as a key U.S. Army post and defensive stronghold.
-
E.
Tidewater Virginia
Tidewater Virginia is a coastal region of southeastern Virginia characterized by its low-lying terrain, tidal rivers, and early colonial settlements.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf |
census-designated place
ⓘ
unincorporated community ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county | King George County, Virginia NERFINISHED ⓘ |
| FIPScode | 51-21320 ⓘ |
| GNISFeatureID | 1492832 ⓘ |
| hasAreaCode | 540 ⓘ |
| hasFacility |
Naval Support Facility Dahlgren
NERFINISHED
ⓘ
Naval Surface Warfare Center Dahlgren Division NERFINISHED ⓘ |
| hasMajorEmployer |
U.S. Department of Defense
NERFINISHED
ⓘ
United States Navy NERFINISHED ⓘ |
| hasPrimaryLandUse | military installation and support services ⓘ |
| hasTypeOfEconomy | military-based economy ⓘ |
| knownFor |
U.S. Naval Surface Warfare Center
NERFINISHED
ⓘ
military research and development ⓘ |
| locatedIn |
King George County, Virginia
NERFINISHED
ⓘ
Northern Neck NERFINISHED ⓘ |
| locatedOn | Potomac River NERFINISHED ⓘ |
| namedAfter | John A. Dahlgren NERFINISHED ⓘ |
| near |
Harry W. Nice Memorial Bridge
NERFINISHED
ⓘ
U.S. Route 301 NERFINISHED ⓘ |
| partOf | Washington metropolitan area ⓘ |
| populationCensus2010 | 2653 ⓘ |
| servesAs | residential community for base personnel ⓘ |
| state | Virginia ⓘ |
| timeZone | Eastern Time Zone ⓘ |
| ZIPCode | 22448 ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Dahlgren, Virginia Description of subject: Dahlgren, Virginia is a small community in King George County best known for hosting the U.S. Naval Surface Warfare Center and related military and research facilities.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.